{"data":{"id":"us/30-cfr-57.19012","jurisdiction":"us","citation":"30 CFR 57.19012","heading":"Grooved drums.","body":"Where grooved drums are used, the grooves shall be of suitable size and pitch for the ropes used.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","Subpart R—Personnel Hoisting"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-30.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:24Z","sha256":"44e2a150b29d3af71bf983bbbd7b4f53c28a3537f212f1b7e26c6955b45b7966","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.19011","next":"us/30-cfr-57.19013"},"notice":"GroundRules: Original legal text. Not legal advice."}